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A large, somewhat succulent annual with spotted orange flowers with recurved spurs. Elliptic to egg-shaped alternate leaves with somewhat scalloped margins and a sharp point. Grows in damp environments and along streams.
|Soil and Moisture Conditions
|Found in the Willamette Valley and in western Washington state.
|Hand pull small patches when soils are moist. Repeat annually until seed bank has been depleted. Replant with desirable species.
|If seed capsules are present, bag and seal and dispose in trash. Other plant parts can be crushed and left on site to dry and decay.
|Reproduction and Spread
|Reproduces by seed.
|Spotted jewelweed is native east of the Rocky Mountains.
|Other impatiens especially I. ecornuta, I. x pacifica, I. noli-tangere, I. aurelia, and I. parviflora.
|Forms a dense carpet and outcompetes native plants; difficult to control.